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Last Loaded on Web: Wednesday, May 01, 2013
European Patents Fulltext covers all European patent applications and granted European patents published since the opening of the European Patent Office (EPO) in 1978, and bibliographic records for PCT (Patent Cooperation Treaty) applications transferred to the EPO. Each record consists of:
Titles are available in all three languages. English abstracts are added to German and French documents within several weeks of their addition to the database. Claims of "B" documents are searchable in all three official languages. The approximate breakdown of languages for the full patent specification (text) is 55-60% English, 30- 35% German, and 10-15% French.
The full text of European patents and applications is obtained from the EPO. Bibliographic, administrative, and legal status information corresponds to the European Patent Bulletin, and to its online equivalent, the European Patent Registry.
USE FILE 348to monitor European patents for a particular technology or competitor USE DT=(A OF B)to restrict your search to A or B documents. USE RANKfor statistical analysis of fields such as assignee. SELECT TOPICRANK CO USE MAPto search patent numbers in another file SELECT TOPICMAP PN TEMP USE FORMAT 24to obtain front page information in an EPO format. USE LANGUAGE-SPECIFIC DISPLAY CODESto view title and claims in a specific language. /p> |
European Patents Fulltext covers all technologies patentable under European patent law.
| Dates Covered: | December 1978 to the present. |
|---|---|
| File Size: | 900,000 records as of February 1998 |
| Update Frequency: | Weekly |
| ACRONYM | CATEGORY NAME |
|---|---|
| CHEMPAT | Chemical Patents |
| OILPAT | Petroleum and Energy Patents |
| PATENTEP | European Patents |
| PATENTS | Patents |
| PATSTAT | Post-Issuance Legal Status |
| PATTEXT | Fulltext patents |
| PHARMPAT | Pharmaceutical Patents |
| STATUSEP | European Patent Office |
| TECHPAT | Technology Patents |
|
The European Patents Fulltext database is provided by the European Patent Office. Questions concerning file content should be directed to: Information Service Schottenfeldgasse 29 Postfach 82 Vienna, A-1072 Austria
|
| DIALOG(R)File 348:EUROPEAN PATENTS | |
| (c) 1998 EUROPEAN PATENT OFFICE. All rts. reserv. | |
| 00481315 | |
| **ORDER fax of complete patent from KR SourceOne. See HELP ORDER348** | |
| /TI | Power conservation for battery powered data processing systems. |
| Leistungseinsparung fur batteriebetriebene Datenverarbeitungssysteme. | |
| Conversation d'energie pour systemes de traitement de donnees a piles. | |
| PATENT ASSIGNEE: | |
| /CO, CO=, PA=, AK=, AS= | ACER INCORPORATED, (1037593), 347 Chung Feng Road, Lungtan, Taoyuan |
| CN= | 32514, (TW), (applicant designated states: DE;FR;GB;IT) |
| INVENTOR: | |
| /AU, AU= | Lin, Steven, 1 -3, F, No.129,Sec.1, Fu-Hsing S.Rd., Taipei, (TW) |
| Kao, Kent, No.5 Lane 85, Ting-Kuo St., Keelung City, (TW) | |
| Hsu, Robert, 4F, No.3, Alley 37, Chung-Ching Lane, Chung-Kang Rd., | |
| IL=, CN= | Hsing-Chuang City, Taipei Hsien, (TW) |
| LEGAL REPRESENTATIVE: | |
| LR= | Skone James, Robert Edmund et al (50281), GILL JENNINGS & EVERY |
| RL= | 53-64 Chancery Lane, London WC2A 1HN, (GB) |
| PC=, PN=,/PN, PD= | PATENT (CC, No, Kind, Date): EP 473249 A2 920304 (Basic) |
| EP 473249 A3 920805 | |
| AC=, AN=, /AN, AD= | APPLICATION (CC, No, Date): EP 91301949 910308; |
| AC=, AN=, /AN, AD= | PRIORITY (CC, No, Date): US 573628 900827 |
| DS= | DESIGNATED STATES: DE; FR; GB; IT |
| IC= | INTERNATIONAL PATENT CLASS: G06F-001/32; |
| CT= | CITED PATENTS (EP A): DE 3040326 A; GB 2064835 A |
| CITED REFERENCES (EP A): | |
| RF= | PATENT ABSTRACTS OF JAPAN vol. 7, no. 35 (P-175)(1180) 10 February 1983 |
| ABSTRACT EP 473249 A2 | |
| /AB | A battery powered data processing device having an oscillator |
| (209) and a microprocessor (202) connected to the oscillator, the | |
| microprocessor having a programmable standby mode and a circuit | |
| responsive to the standby mode for disabling the oscillator. The | |
| device uses a sensor circuit (219-221) to generate from the standby | |
| mode when a key is depressed. A signal generator (210) is responsive | |
| to signals from the oscillator to disable the reset signal. (see | |
| image in original document) | |
| ABSTRACT WORD COUNT: 78 | |
| LEGAL STATUS (Type, Pub Date, Kind, Text): | |
| /LS | Application: 920304 A2 Published application (A1with Search |
| Report;A2without Search Report) | |
| Search Report: 920805 A3 Separate publication of the European or | |
| International search report | |
| LD= | Examination: 930324 A2 Date of filing of request for examination: |
| 930127 | |
| AF= | Examination: 970409 A2 Date of despatch of first examination |
| report: 970221 | |
| LA= | LANGUAGE (Publication,Procedural,Application): English; English; English |
| FULLTEXT AVAILABILITY: | |
| Available Text Language Update Word Count | |
| AV= | CLAIMS A (English) EPABF1 370 |
| DT= | SPEC A (English) EPABF1 1130 |
| WA= | Total word count - document A 1500 |
| WB= | Total word count - document B 0 |
| WD= | Total word count - documents A + B 1500 |
| SPECIFICATION EP 473249 A3 | |
| /SP, /TX | The present invention relates to a processing device, for example |
| forthe conservation of power in battery powered processing systems. | |
| The usefulness of a battery-powered device such as a portable | |
| personal computer will typically increase if the time duration of | |
| its battery sustained operation can be prolonged. Given the fixed | |
| amount of electricity which a battery can store, the time duration | |
| of a battery-powered device must in turn be prolonged by | |
| conservation of its power consumption. | |
| Power consumption is conserved in the prior art by switching a | |
| device's circuits to a low-power, standby mode at times when | |
| operation of the circuits is not needed. Such conservation is | |
| commonly applied to keyboard devices where the "think" time of its | |
| operators is usually comparable, if not longer, that the "keying | |
| -in" time. | |
| One prior art method of power conservation is disclosed in | |
| US-A-4,649,373. Another prior art power conservation method is | |
| disclosed in Application Notes AP-252 of the "Microcontroller | |
| Handbook" published by Intel Corporation, page 9-54. In these prior | |
| art methods, one or more output ports of the microprocessor is used | |
| to set the device into a low power, standby mode. | |
| In accordance with the present invention, a processing device | |
| comprises: | |
| (a) an oscillator; | |
| (b) a microprocessor connected to the oscillator, the | |
| microprocessor having a programmable standby mode and a circuit | |
| responsive to the standby mode for disabling the oscillator; | |
| (c) a sensor circuit generating a reset signal in response to a | |
| predefined activity in the processing system to reset the | |
| microprocessor from the standby mode; and | |
| (d) a signal generator responsive to signals from the | |
| oscillator for disabling the reset signal. | |
| With the present invention, power conservation can be achieved | |
| without the use of any input/output port of the microprocessor. | |
| An example of a data processing system incorporating a processing | |
| device according to the invention will now be described with | |
| reference to the accompanying drawings in which:- | |
| Figure 1 shows a battery-powered computer system; and | |
| Figure 2 shows the circuit of the keyboard device within the | |
| computer system of Figure 1. | |
| Figure 1 is a diagram of a battery powered computer system 100 | |
| wherein the present invention is embodied. The computer system 100 | |
| comprises a battery 101 powering a central processing unit 102, a | |
| video display device 103 and a keyboard device 104. | |
| A schematic circuit of the keyboard device 104 is shown in Figure | |
| 2. The keyboard device 104 has a matrix keyboard 201 controlled by a | |
| microprocessor 202 executing instructions stored in a memory (not | |
| shown). This microprocessor may be an 80C51BH micro-controller chip | |
| made by Intel Corporation. | |
| The control of the matrix keyboard 201 by the microprocessor 202 | |
| is achieved using techniques known in the art. Basically, the | |
| (...) | |
| Because of the power conservation, by way of switching between | |
| normal operating mode and the standby mode, is achieved without | |
| requiring the use of any input/output pin of the microprocessor 202, | |
| the circuit of the present invention can this provide conservation | |
| of power without restricting the flexibility of the microprocessor. | |
| CLAIMS EP 473249 A3 | |
| /CM, /TX | 1. A processing device comprising: |
| (a) an oscillator (209); | |
| (b) a microprocessor (202) connected to the oscillator (209), the | |
| microprocessor having a programmable standby mode and a circuit | |
| responsive to the standby mode for disabling the oscillator; | |
| (c) a sensor circuit (219, 220, 221) generating a reset signal in | |
| response to a predefined activity in the processing system to | |
| reset the microprocessor from the standby mode; and | |
| (d) a signal generator (210) responsive to signals from the | |
| oscillator (209) for disabling the reset signal. | |
| 2. A device according to claim 1, wherein the signal generator | |
| comprises a rectifier circuit (210) | |
| 3. A device according to claim 2, wherein the signal generator | |
| further comprises a transistor (216) having a control terminal | |
| coupled to an output of the rectifier circuit (210). | |
| 4. A device according to any of the preceding claims wherein the | |
| sensor circuit comprises a transistor (220) having a control | |
| terminal which is driven by the predefined activity. | |
| 5. A device according to claim 4, wherein the sensor circuit | |
| further comprises a capacitor (223) connected in series with the | |
| transistor (220). | |
| 6. A device according to any of the preceding claims where the | |
| predefined activity is a key stroke of a keyboard. | |
| (,,,) |
| SEARCH SUFFIX |
DISPLAY CODE |
FIELD NAME |
INDEXING |
SELECT EXAMPLES |
|---|---|---|---|---|
| None | None | All Basic Index Fields1,2 | Segment & Word |
S DI(W)CHLORO S NORMAL(W)OPERATING(W)MODE |
| /AB | AB | Abstract1,2 | Segment & Word |
S CHLORO(W)PHENYL/AB S DATA(W)PROCESS?/AB |
| /AE | AE | English Abstract1,2 | Segment & Word |
S CHLORO(W)PHENYL/AE S DATA(W)PROCESS?/AE |
| /AN | AN | Application Number3 | Word | S 91301949/AN |
| /AU | AU | Author/Inventor3 | Word | S KAO/AU |
| None | CA | Claims A | ||
| None | CB | Claims B | ||
| None | CE | All Claims in English | ||
| None | CF | All Claims in French | ||
| None | CG | All Claims in German | ||
| /CM | CM | All Claims1,2,4 | Segment & Word |
S CHLORO(W)PHENYL/CM S CONSERV?(2N)POWER/CM |
| /CO | CO | Company (Assignee)3,13 | Word | S ACER/CO |
| /LS | LS | Legal Status Text5 | Word | S SEARCH(W)REPORT/LS |
| /PA | PA | Patent Assignee3 | Word | S ACER/PA |
| /PN | PN | Patent Number3 | Word | S 473249/PN |
| None | SA | Specification A | ||
| None | SB | Specification B | ||
| None | SE | Specification in English | ||
| None | SF | Specification in French | ||
| None | SG | Specification in German | ||
| /SP | SP | All Specifications1,2,4 | Segment & Word |
S CHLORO(W)PHENYL/SP S POWER(W)CONSERV?/SP |
| None | TE | Title in English | ||
| None | TF | Title in French | ||
| None | TG | Title in German | ||
| /TI | TI | All Titles1,2 | Segment & Word |
S CHLORO/TI S CONVERSATION(1W)ENERGIE/TI |
| /TX | TX | All Text1,2 | Segment & Word |
S DI(W)CHLORO/TX S DRAIN(W)ELECTRODE)/TX |
1 All chemical names are indexed as complete individual words and chemically significant word segments. Words such as CHLOROBENZENE can be retrieved by either segment, e.g., S CHLORO or S BENZENE. Any term in the Basic Index can be restricted to a full word using the /FW suffix, e.g., S BENZENE/FW. Locants, such as 2,3, indicate the position of a chemical group within the structure and are searched as words, e.g., S 2(W)3.
2 Text fields (/AB, /CM, /SP, /TI, /TX) are searchable in English. German and/or French, when available. Only the title is provided in all three languages.
3 Searchable in the Basic Index and in the Additional Indexes.
4 Complete text of specification and claims is available for published applications (A documents) from 1986 forward and for examined, granted patents (B documents) from 1991 forward.
6 Includes Description of Drawings, Background of Invention, Summary of Invention, etc.
7 Note that when the suffix /TX is used, hits are retrieved only from the specification and claims fields.
8 The language field applies primarily to the title and abstract. Use AV= to search the exact language of the claims and specifications. The EPO languages include English, French and German, but only the title and the claims in the B document are provided in all three languages.
9 Use Limit /PB to restrict to the Basic Patent, i.e., the first patent published
10 UB= retrieval changes over time. When equivalent patents are added, the change is reflected in UE= and subtracted from UB=. Use PD= or PY= and limit to Basic Patent using /PB for precise retrieval, e.g., PY=1995/PB or PD=200102/PB.
11 With the introduction of the Reformed International Patent Classification (IPCR/8) on January 1, 2006, the format of the IPC group has increased in length from 3 to 4 digits. For comprehensive retrieval, both forms of the classification should be searched, e.g., S IC=H04R-025/00 OR IC=H04R-0025/00 . Advanced level classification codes can be searched directly in the ICA= index. IPCR/8 Classification codes can be linked to their attributes using the S operator.
12 Each IPCR/8 classification code is also assigned a series of attributes. These include classification level (A - Advanced, C - Core, S - Subclass), value (I - Invnetive, N - Non-inventive), position (F - First, L - Later), status (B - basic, R - Reclassified, V - Various, D - Deleted), version date, action date, source (H - Human, M - Machine, G - Generated), and assigning office. The classification attributes can be searched with the IA= prefix and can be linked to an IPCR/8 classification code (assigned after January 1, 2006) using the S operator and quotes around the classification code, e.g., S IA=F(S)IC="A61K-0031/198" .
13 The CO= field includes patent assignee and opponent names.
| SEARCH PREFIX |
DISPLAY CODE |
FIELD NAME |
INDEXING |
SELECT EXAMPLES |
|---|---|---|---|---|
| AC= | AC | Application Country | Phrase | S AC=EP S AC=WO |
| AC= | AC, PR | Priority Application Country | Phrase | S AC=US/PR |
| AD= | AD | Application Date and PCT Application Date | Phrase | S AD=910308 S AD=9103 |
| AD= | AD, PR | Priority Application Date | Phrase | S AD=19900827/PR S AD=199008/PR |
| AF= | AF,LS | Legal Status Availability5 | Phrase | S AF=EXAMINATION |
| AK= | AK | Assignee Code | Phrase | S AK=1037593 |
| AN= | AN | Application Number3 | Phrase | S AN=EP 91301949 S AN=EP 200101030 |
| AN= | AN | PCT Application Number3 | Phrase | S AN=WO 91DE234 S AN=WO 2001EP6521 |
| AN= | AN, PR | Priority Application Number3 | Phrase | S AN=US 573628/PR S AN=EP 2000870261/PR |
| AU= | AU, IV | Author/Inventor3 | Word & Phrase |
S AU=KAO KENT AU=KAO(W)AU=KENT |
| AV= | AV | Fulltext Availability4,8 | Phrase | S AV=CLAIMS A (ENGLISH) |
| AY= | AY | Application Year | Phrase | S AY=1991 |
| AY= | AY,PR | Priority Application Year | Phrase | S AY=1990/PR |
| None | AZ | DIALOG Accession Number | ||
| CN= | CN | Assignee Country | Phrase | S CN=TW/PA |
| CN= | CN | Author/Inventor Country | Phrase | S CN=TW/AU |
| CO= | CO | Company (Assignee)3,13 | Word & Phrase |
S CO=ACER INC? S CO=(ACER(W)INC?) |
| CS= | CS | Assignee Location | Word & Phrase |
S CS=LUNGTAN S CS=LUNGTAN, TAOYUAN? |
| CT= | CT, SR | Cited Patent | Phrase | S CT=DE 3040326 |
| DS= | DS | Designated States | Phrase | S DS=DE |
| DT= | DT | Document Type4 | Phrase | S DT=A |
| IA= | IC | International Patent Class (IPCR/8) Attributes12 | Phrase | S IA=I S IA=F(S)IC="A61K-0031/198" |
| IC= | IC | International Patent Class11,12 | Phrase | S IC=H04R-0029/00 OR IC=H04R-029/00 S IC=H04R-0029 OR IC=H04R-029 S IC=H04R |
| ICA= | IC | Advanced International Patent Class11,12 | Phrase | S ICA="H01L-0021/8234" S ICA=H01L-0021 S ICA=H01L |
| IL= | IL | Inventor Location | Word & Phrase |
S IL=TAIPEI S IL=HSING-CHUANG CITY? |
| LA= | LA | Language of Publication8 | Phrase | S LA=ENGLISH S LA=FRENCH S LA=GERMAN |
| LD= | LD | Legal Status Date | Phrase | S LD=930107 S LD=9301 S LD=93 |
| LR= | LR | Legal Representative | Word & Phrase |
S LR=(SKONE(1N)JAMES) S LR=GILL JENNINGS? |
| None | LS | Legal Status Information | ||
| OP= | OP | Opponent | Word & Phrase |
S OP=(GENERAL(W)ELECTRIC) S OP=GENERAL ELECTRIC? |
| PA= | PA | Assignee Code | Phrase | S PA=1037593 |
| PA= | PA | Patent Assignee3 | Word & Phrase |
S PA=(ACER (W)INC?) S PA=ACER INC? |
| None | PB | Patent Basic | ||
| PC= | PC, PB | Patent Country9 | Phrase | S PC=EP S PC=WO S PC=EP/PB |
| PC= | PC, PB | Patent Country and Kind | Phrase | S PC=EP A2 S PC=EP B1/PB |
| PD= | PD, PB | Publication Date and PCT Publication Date9 | Phrase | S PD=19920701 S PD=199207 S PD=200101/PB |
| None | PI | Patent Information | ||
| PL= | PL | Assignee Location | Word & Phrase |
S PL=LUNGTAN S PL=LUNGTAN, TAOYUAN? |
| PN= | PN, PB | Patent Number3,9 | Phrase | S PN=EP 493113 S PN=EP 1205629 S PN=EP 670169/PB S PN=WO 9114620 |
| None | PR | Priority Data | ||
| PY= | PY, PB | Publication Year9 | Phrase | S PY=1992 S PY=2000/PB |
| RF= | RF, SR | Cited References (Non-Patent) | Word | S RF=(PATENT(1W)ABSTRACTS(2W)JAPAN) |
| RL= | RL | Representative Location | Word & Phrase |
S RL=LONDON S RL=NEWCASTLE UPON TYNE? |
| None | SR | Cited Patents and References | ||
| UA= | UA | Update - Published Application A- Fulltext | Phrase | S UA=9609 |
| UB= | UB | Update - Basic Patent10 | Phrase | S UB=9112 |
| UD= | None | Update - All Records | Phrase | S UD=9999 |
| UE= | UE | Update - Equivalent Patents10 | Phrase | S UE=9999 |
| UG= | UG | Update - Granted Patent B- Fulltext | Phrase | S UG=9999 |
| UL= | None | Update - Legal Status | Phrase | S UL=9212 |
| UR= | None | Update - Translated Abstract in English | Phrase | S UR=9609 |
| UT= | UA, UG | Update - All Full Text | Phrase | S UT=9609 |
| WA= | WD | Word Count for Published Application A | Numeric | S WA=370 |
| WB= | WD | Word Count for Granted Patent B | Numeric | S WB=1130 |
| WD= | WD | Total Word Count | Numeric | S WD=1500 |
| SUFFIX | FIELD NAME | EXAMPLES |
|---|---|---|
| /YYYY | Publication Year |
| SORTABLE FIELDS | EXAMPLES |
|---|---|
| AU, IC, PA, PD, PN, TI | SORT S6/ALL/TI |
| RANK FIELDS | EXAMPLES |
|---|---|
| All phrase- and numeric-indexed fields in the Additional Indexes can be ranked. Other RANK codes include: ANPR, ANPRYY, ANYY, AU, IA, IC | RANK IC |
| MAP FIELDS | EXAMPLES |
|---|---|
| AN, ANPR, ANYY (creates AN= entry with attached year for US applications), CO, CT, IC, PA, PN | MAP PN TEMP2 |
| User-defined formats can be specified using the display codes indicated in the Search Options tables. | TYPE S3/TI,PA/1-5 |
| NO. |
DIALOGWEB FORMAT |
RECORD CONTENT |
|---|---|---|
| 1 | -- | DIALOG Accession Number |
| 2 | -- | Bibliographic Citation, International Patent Classification,Cited References, Legal Status, and Fulltext Availability |
| 3 | Medium | Bibliographic Citation |
| 4 | -- | Full Record with Tagged Fields |
| 5 | Long | Bibliographic Citation, International Patent Classification, Cited References, Legal Status, All Abstracts, and Fulltext Availability |
| 6 | -- | Title, Fulltext Availability, Word Count, and Language of Publication |
| 7 | -- | Bibliographic Citation, Abstract, Claims A and B, Legal Status, and Fulltext Availability |
| 8 | Short | Title, Word Count, Language of Publication, and International Patent Classification Codes |
| 9 | Full | Full Record, with Specifications A and B and Claims A and B , if available |
| 24 | -- | All Front Page Information |
| 27 | -- | Bibliographic Citation, Abstract, Claims A, Legal Status, and Fulltext Availability |
| 29 | -- | Bibliographic Citation, Abstract, Specifications A, Claims A, Legal Status, and Fulltext Availability |
| 37 | -- | Bibliographic Citation, Abstract, Claims B, Legal Status, and Fulltext Availability |
| 39 | -- | Bibliographic Citation, Abstract, Specifications B, Claims B, Legal Status, and Fulltext Availability |
| K | -- | KWIC (Key Word In Context) displays a window of text; may be used alone or with other formats |
| FIELD NAME | EXAMPLES | ||
|---|---|---|---|
| DIALOG Accession Number | TYPE 00100005/5 DISPLAY 0074483/TI,PN PRINT 00301964/9 |
||
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1001 or more 10.00
ARCHIVE Multiplier Table:
Range Multiplier
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26-200 3.00
201-500 6.00
501-1000 8.00
1001 or more 10.00
