DE69032820T2 - Schnurloses Telefon - Google Patents
Schnurloses TelefonInfo
- Publication number
- DE69032820T2 DE69032820T2 DE69032820T DE69032820T DE69032820T2 DE 69032820 T2 DE69032820 T2 DE 69032820T2 DE 69032820 T DE69032820 T DE 69032820T DE 69032820 T DE69032820 T DE 69032820T DE 69032820 T2 DE69032820 T2 DE 69032820T2
- Authority
- DE
- Germany
- Prior art keywords
- wireless phone
- phone
- wireless
- 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.)
- Expired - Fee Related
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
- H04M1/72513—On hold, intercom or transfer communication modes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0212—Power saving arrangements in terminal devices managed by the network, e.g. network or access point is master and terminal is slave
- H04W52/0216—Power saving arrangements in terminal devices managed by the network, e.g. network or access point is master and terminal is slave using a pre-established activity schedule, e.g. traffic indication frame
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1339239A JP2811850B2 (ja) | 1989-12-27 | 1989-12-27 | 通信方法及び装置 |
JP33923289A JP2847840B2 (ja) | 1989-12-27 | 1989-12-27 | コードレステレホンシステム |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69032820D1 DE69032820D1 (de) | 1999-01-21 |
DE69032820T2 true DE69032820T2 (de) | 1999-06-10 |
Family
ID=26576365
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69032820T Expired - Fee Related DE69032820T2 (de) | 1989-12-27 | 1990-12-27 | Schnurloses Telefon |
Country Status (3)
Country | Link |
---|---|
US (1) | US5363430A (de) |
EP (1) | EP0435775B1 (de) |
DE (1) | DE69032820T2 (de) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69131028T2 (de) * | 1990-01-12 | 1999-09-23 | Sony Corp | Kabelloses Telefon |
GB2271247B (en) * | 1992-10-05 | 1997-02-19 | Motorola Israel Ltd | A radio telephone for a vehicle |
JP2670951B2 (ja) * | 1992-11-13 | 1997-10-29 | キヤノン株式会社 | コードレス電話装置 |
FI943309A (fi) * | 1993-07-13 | 1995-01-14 | Nec Corp | Digitaalinen kannettava puhelinlaite, jossa on pitotoiminto sekä siihen liittyvä pitoäänen siirtomenetelmä |
JPH07170577A (ja) * | 1993-12-14 | 1995-07-04 | Uniden Corp | コードレス電話機 |
US5566357A (en) * | 1994-10-06 | 1996-10-15 | Qualcomm Incorporated | Power reduction in a cellular radiotelephone |
US5657372A (en) * | 1994-10-17 | 1997-08-12 | Ericsson Inc. | Systems and methods for selectively accepting telephone calls without establishing voice communications |
US6035191A (en) * | 1994-11-30 | 2000-03-07 | Motorola, Inc. | Standby operation in a wireless communication device |
US5781543A (en) * | 1996-08-29 | 1998-07-14 | Qualcomm Incorporated | Power-efficient acquisition of a CDMA pilot signal |
US6078819A (en) * | 1997-11-01 | 2000-06-20 | Lucent Technologies Inc. | Apparatus and method for prolonging battery life in a portable telephone having first and second deactivating conditions |
US6101173A (en) * | 1998-03-16 | 2000-08-08 | Qualcomm Incorporated | Adaptive reacquisition time in a slotted paging environment |
US6181916B1 (en) * | 1998-08-27 | 2001-01-30 | Dbtel Incorporated | Communication system and mode-changing method for same |
US6766004B1 (en) * | 1999-02-15 | 2004-07-20 | Microsoft Corporation | Method and apparatus for coordinating ringing and audio announcements in a phone system |
US6501969B1 (en) * | 1999-05-05 | 2002-12-31 | Agere Systems Inc. | Extended power savings for electronic devices |
DE10345529B3 (de) * | 2003-09-30 | 2005-04-14 | Siemens Ag | Verfahren zur Verringerung einer Strahlung in einem Funk-Telekommunikationssystem sowie zugehörige Basisstation und zugehöriges mobiles Endgerät |
US20110170681A1 (en) * | 2008-09-08 | 2011-07-14 | Ryan Kole | On hold call back telephone feature |
US8060154B1 (en) | 2009-03-26 | 2011-11-15 | Sprint Communications Company L.P. | Conserving power on a mobile device |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5961322A (ja) * | 1982-09-30 | 1984-04-07 | Toshiba Corp | 無線電話装置 |
JPS6143025A (ja) * | 1984-08-07 | 1986-03-01 | Nec Corp | 無線通信方式 |
JPS61239732A (ja) * | 1985-04-16 | 1986-10-25 | Kyocera Corp | コ−ドレス電話方式 |
AU610071B2 (en) * | 1986-06-30 | 1991-05-16 | Anthony Forbes | Telephone on-hold device |
JPH0795774B2 (ja) * | 1986-07-04 | 1995-10-11 | 株式会社東芝 | 無線電話装置 |
JPH0815353B2 (ja) * | 1986-10-30 | 1996-02-14 | 日本電気株式会社 | コ−ドレス電話装置 |
JPS63171030A (ja) * | 1987-01-08 | 1988-07-14 | Matsushita Electric Ind Co Ltd | コ−ドレス電話装置 |
JPH0695656B2 (ja) * | 1987-03-12 | 1994-11-24 | 株式会社東芝 | 無線チヤネルサ−チ方式 |
JPS63222527A (ja) * | 1987-03-12 | 1988-09-16 | Kanda Tsushin Kogyo Kk | コ−ドレス電話機 |
JPS6489827A (en) * | 1987-09-30 | 1989-04-05 | Toshiba Corp | Talking channel switching system in portable telephone system |
JPH0243855A (ja) * | 1988-08-04 | 1990-02-14 | Toshiba Corp | 無線電話装置 |
US4969180A (en) * | 1989-05-18 | 1990-11-06 | I.I.N.V. Computing Ltd. | Cordless pen telephone handset |
US5237603A (en) * | 1989-12-11 | 1993-08-17 | Sony Corporation | Cordless telephone which intermittently monitors predetermined channels from all available channels |
-
1990
- 1990-12-27 EP EP90403793A patent/EP0435775B1/de not_active Expired - Lifetime
- 1990-12-27 DE DE69032820T patent/DE69032820T2/de not_active Expired - Fee Related
-
1993
- 1993-04-28 US US08/054,617 patent/US5363430A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0435775A2 (de) | 1991-07-03 |
EP0435775B1 (de) | 1998-12-09 |
DE69032820D1 (de) | 1999-01-21 |
US5363430A (en) | 1994-11-08 |
EP0435775A3 (en) | 1992-06-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |