DE3785115T2 - Schnurloses telephon mit zugriff zu mehreren kanaelen. - Google Patents
Schnurloses telephon mit zugriff zu mehreren kanaelen.Info
- Publication number
- DE3785115T2 DE3785115T2 DE8787112034T DE3785115T DE3785115T2 DE 3785115 T2 DE3785115 T2 DE 3785115T2 DE 8787112034 T DE8787112034 T DE 8787112034T DE 3785115 T DE3785115 T DE 3785115T DE 3785115 T2 DE3785115 T2 DE 3785115T2
- Authority
- DE
- Germany
- Prior art keywords
- channel
- cordless telephone
- mode
- base unit
- ram
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Revoked
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/725—Cordless telephones
- H04M1/73—Battery saving arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/725—Cordless telephones
- H04M1/72502—Cordless telephones with one base station connected to a single line
- H04M1/72505—Radio link set-up procedures
- H04M1/72511—Searching for available channels
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP61192152A JPS6348926A (ja) | 1986-08-19 | 1986-08-19 | コ−ドレステレホンのマルチチヤネルアクセス方式 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3785115D1 DE3785115D1 (de) | 1993-05-06 |
DE3785115T2 true DE3785115T2 (de) | 1993-09-16 |
Family
ID=16286562
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8787112034T Revoked DE3785115T2 (de) | 1986-08-19 | 1987-08-19 | Schnurloses telephon mit zugriff zu mehreren kanaelen. |
Country Status (5)
Country | Link |
---|---|
US (1) | US4894856A (de) |
EP (1) | EP0258739B1 (de) |
JP (1) | JPS6348926A (de) |
AT (1) | ATE87783T1 (de) |
DE (1) | DE3785115T2 (de) |
Families Citing this family (49)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5249302A (en) * | 1987-10-09 | 1993-09-28 | Motorola, Inc. | Mixed-mode transceiver system |
GB2219466B (en) * | 1988-06-06 | 1992-10-07 | Plessey Co Plc | Reducing power channel acquisition in a multichannel communication system |
JPH0666825B2 (ja) * | 1988-09-08 | 1994-08-24 | シャープ株式会社 | コードレス電話機 |
JPH0278331A (ja) * | 1988-09-14 | 1990-03-19 | Nec Corp | 移動通信用送受信装置 |
JP3003131B2 (ja) * | 1989-01-18 | 2000-01-24 | ソニー株式会社 | コードレステレホン |
DE3918696A1 (de) * | 1989-06-08 | 1990-12-13 | Philips Patentverwaltung | Kennungssuche bei nachrichtentechnischen geraeten |
JP2822237B2 (ja) * | 1989-12-11 | 1998-11-11 | ソニー株式会社 | 通信方法及び装置 |
DE69029926T2 (de) * | 1989-12-11 | 1997-05-28 | Sony Corp | Schnurloses Telefon |
US5237603A (en) * | 1989-12-11 | 1993-08-17 | Sony Corporation | Cordless telephone which intermittently monitors predetermined channels from all available channels |
FR2657477A1 (fr) * | 1990-01-19 | 1991-07-26 | Cit Alcatel | Procede de protection contre la saturation de la base de donnees d'un enregistreur de localisation des visiteurs pour un systeme de radiotelephonie cellulaire. |
GB9003637D0 (en) * | 1990-02-17 | 1990-04-11 | Plessey Telecomm | Telecommunications apparatus |
US5044010A (en) * | 1990-03-29 | 1991-08-27 | At&T Bell Laboratories | Arrangement and method for selecting an available communication channel for a cordless telephone |
JP2595758B2 (ja) * | 1990-04-24 | 1997-04-02 | 日本電気株式会社 | コードレス電話方式 |
JPH048046A (ja) * | 1990-04-26 | 1992-01-13 | Fujitsu Ltd | システムコードレス電話装置の空きチャンネル検索方法および装置 |
JP2994019B2 (ja) * | 1990-10-18 | 1999-12-27 | 株式会社東芝 | 移動無線通信システムおよび移動親局装置 |
WO1992008310A1 (en) * | 1990-10-26 | 1992-05-14 | Weiser Telecommunications, Inc. | Selectable cordless or corded telecommunications system |
EP0488173A3 (en) * | 1990-11-27 | 1993-04-28 | Canon Kabushiki Kaisha | Wireless communication channel selecting method |
DE69128338T2 (de) * | 1991-01-08 | 1998-04-09 | Thomson Consumer Electronics | Automatisches Kanalwahlsystem für ein schnurloses Telefon |
JPH04293325A (ja) * | 1991-03-22 | 1992-10-16 | Nec Corp | 無線電話装置 |
US5259021A (en) * | 1991-04-08 | 1993-11-02 | Motorola, Inc. | Transmission of interconnection information for next generation cordless telephone networks |
CA2067560C (en) * | 1991-05-23 | 1996-11-26 | George P. Cotsonas | Method and apparatus for resolving contention between multiple base units during a call setup in a public cordless telephone system |
US5353341A (en) * | 1991-10-21 | 1994-10-04 | At&T Bell Laboratories | Cordless telephone arranged for operation in a frequency hopping system |
JP2746281B2 (ja) * | 1991-11-05 | 1998-05-06 | 日本電気株式会社 | 無線電話システム |
DE4138886C1 (de) * | 1991-11-27 | 1993-04-08 | Grundig E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig Hollaend. Stiftung & Co Kg, 8510 Fuerth, De | |
DE4239416A1 (de) * | 1992-11-19 | 1994-06-01 | Deutsche Telephonwerk Kabel | Anordnung in Kommunikations-Endgeräten zum Ersatz der Handapparateschnur |
EP0700616B1 (de) * | 1993-05-27 | 2003-07-23 | Axonn, L.L.C. | Funkgerät mit frequenzsprungbetrieb |
EP0738445B1 (de) * | 1994-01-05 | 2001-07-04 | Thomson Consumer Electronics, Inc. | Freikanalauswahlsystem fur ein schnurloses telefon |
JP3697732B2 (ja) * | 1994-11-29 | 2005-09-21 | ソニー株式会社 | コードレス電話機 |
GB2297013B (en) * | 1995-01-10 | 1999-09-15 | Nokia Mobile Phones Ltd | Portable radio telephones and methods of operation |
US5765112A (en) * | 1995-06-06 | 1998-06-09 | Flash Comm. Inc. | Low cost wide area network for data communication using outbound message specifying inbound message time and frequency |
AU705213B2 (en) * | 1995-06-06 | 1999-05-20 | Terion, Inc. | Determining propagating and clear frequency in wireless data communications network |
US5734963A (en) * | 1995-06-06 | 1998-03-31 | Flash Comm, Inc. | Remote initiated messaging apparatus and method in a two way wireless data communications network |
US5589844A (en) * | 1995-06-06 | 1996-12-31 | Flash Comm, Inc. | Automatic antenna tuner for low-cost mobile radio |
US6912375B2 (en) | 1995-06-13 | 2005-06-28 | Canon Kabushiki Kaisha | Radio communicating apparatus |
US5873026A (en) * | 1995-07-07 | 1999-02-16 | Reames; James B. | Battery powered voice transmitter and receiver tuned to an RF frequency by the receiver |
JPH0927836A (ja) * | 1995-07-12 | 1997-01-28 | Uniden Corp | 停電検出機能を備えたコードレス電話機 |
JPH09130853A (ja) * | 1995-10-26 | 1997-05-16 | Uniden Corp | 通信方法,通信装置及びコードレス電話装置 |
DE19545893C2 (de) * | 1995-12-08 | 2003-09-25 | Rohde & Schwarz | System zum automatischen Aufbau einer Funkverbindung zur Datenübertragung zwischen zwei oder mehreren Sender-Empfänger-Stationen |
US5809427A (en) * | 1996-03-28 | 1998-09-15 | Motorola Inc. | Apparatus and method for channel acquisition in a communication system |
US6021314A (en) * | 1997-05-22 | 2000-02-01 | Advanced Micro Devices, Inc. | Free channel selector for selecting an optimal channel |
US6215992B1 (en) * | 1997-07-29 | 2001-04-10 | Dennis S. Howell | Universal dictation input apparatus and method |
US5995849A (en) * | 1997-11-26 | 1999-11-30 | Direct Wireless Communication Corp. | Direct wireless communication system and method of operation |
US6996088B1 (en) * | 1998-09-18 | 2006-02-07 | Harris Corporation | Distributed trunking mechanism for VHF networking |
EP1114542B1 (de) * | 1998-09-18 | 2008-03-12 | Harris Corporation | Verteilter verbindungsmechanismus für ein vhf-netzwerk |
US6304756B1 (en) * | 1998-11-04 | 2001-10-16 | Legerity, Inc. | Channel arbitration between handset and base station in a cordless telephone system |
US6799056B2 (en) | 2001-01-31 | 2004-09-28 | Joseph Curley | Computer system including multi-channel wireless communication link to a remote station |
US8155403B2 (en) * | 2004-05-05 | 2012-04-10 | University Of Iowa Research Foundation | Methods and devices for airway tree labeling and/or matching |
KR100774007B1 (ko) * | 2005-07-18 | 2007-11-08 | 삼성전자주식회사 | 무선채널 검색 방법, 무선 송수신 시스템 및 무선 송신장치 |
US8094704B2 (en) | 2005-09-15 | 2012-01-10 | Avago Technologies Wiresless IP (Singapore) Pte. Ltd. | Detecting wireless channel status from acoustic discrimination of spectral content |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT391234B (de) * | 1981-09-08 | 1990-09-10 | Center Nachrichtentechnische A | Drahtloser telefonapparat |
JPS59186436A (ja) * | 1983-04-07 | 1984-10-23 | Sony Corp | コ−ドレステレホン |
US4484355A (en) * | 1983-04-11 | 1984-11-20 | Ritron, Inc. | Handheld transceiver with frequency synthesizer and sub-audible tone squelch system |
JPS6091736A (ja) * | 1983-10-26 | 1985-05-23 | Yuniden Kk | 受信局における選択呼出信号受信検出回路 |
JPS61105138A (ja) * | 1984-10-29 | 1986-05-23 | Nec Corp | 無線電話装置 |
DE3441907A1 (de) * | 1984-11-16 | 1986-05-28 | Robert Bosch Gmbh, 7000 Stuttgart | Funknetz zum uebertragen von informationen zwischen jeweils einem paar von mehreren funkstationspaaren |
JPH0352048Y2 (de) * | 1985-04-30 | 1991-11-11 | ||
JPS61274531A (ja) * | 1985-05-30 | 1986-12-04 | Nec Corp | チヤネル選択方式 |
US4672657A (en) * | 1985-12-17 | 1987-06-09 | Motorola, Inc. | Multichannel telephone system |
JPH0815351B2 (ja) * | 1986-05-31 | 1996-02-14 | 日本電気株式会社 | コ−ドレス電話方式 |
JP2580129B2 (ja) * | 1986-07-18 | 1997-02-12 | ソニー株式会社 | 送受信装置 |
EP0437098A3 (en) * | 1990-01-11 | 1991-09-18 | Warner-Lambert Company | Compressed confectionery tablets with at least two phases and sequential flavour delivery system |
-
1986
- 1986-08-19 JP JP61192152A patent/JPS6348926A/ja active Pending
-
1987
- 1987-08-18 US US07/086,503 patent/US4894856A/en not_active Expired - Fee Related
- 1987-08-19 AT AT87112034T patent/ATE87783T1/de active
- 1987-08-19 DE DE8787112034T patent/DE3785115T2/de not_active Revoked
- 1987-08-19 EP EP87112034A patent/EP0258739B1/de not_active Revoked
Also Published As
Publication number | Publication date |
---|---|
EP0258739A3 (en) | 1989-02-08 |
EP0258739A2 (de) | 1988-03-09 |
DE3785115D1 (de) | 1993-05-06 |
ATE87783T1 (de) | 1993-04-15 |
US4894856A (en) | 1990-01-16 |
EP0258739B1 (de) | 1993-03-31 |
JPS6348926A (ja) | 1988-03-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8363 | Opposition against the patent | ||
8331 | Complete revocation |