FI980559A - Audiosummauskytkentä - Google Patents
Audiosummauskytkentä Download PDFInfo
- Publication number
- FI980559A FI980559A FI980559A FI980559A FI980559A FI 980559 A FI980559 A FI 980559A FI 980559 A FI980559 A FI 980559A FI 980559 A FI980559 A FI 980559A FI 980559 A FI980559 A FI 980559A
- Authority
- FI
- Finland
- Prior art keywords
- audiosummauskytkentä
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/60—Substation equipment, e.g. for use by subscribers including speech amplifiers
- H04M1/6033—Substation equipment, e.g. for use by subscribers including speech amplifiers for providing handsfree use or a loudspeaker mode in telephone sets
- H04M1/6041—Portable telephones adapted for handsfree use
- H04M1/605—Portable telephones adapted for handsfree use involving control of the receiver volume to provide a dual operational mode at close or far distance from the user
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/60—Substation equipment, e.g. for use by subscribers including speech amplifiers
- H04M1/6016—Substation equipment, e.g. for use by subscribers including speech amplifiers in the receiver circuit
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/0206—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings
- H04M1/0208—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings characterized by the relative motions of the body parts
- H04M1/0214—Foldable telephones, i.e. with body parts pivoting to an open position around an axis parallel to the plane they define in closed position
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M2250/00—Details of telephonic subscriber devices
- H04M2250/18—Details of telephonic subscriber devices including more than one keyboard unit
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Telephone Function (AREA)
- Amplifiers (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI980559A FI980559A (fi) | 1998-03-13 | 1998-03-13 | Audiosummauskytkentä |
| EP99660040A EP0942570A3 (en) | 1998-03-13 | 1999-03-03 | Portable communication device with a loudspeaker having a double functionality |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI980559A FI980559A (fi) | 1998-03-13 | 1998-03-13 | Audiosummauskytkentä |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FI980559A0 FI980559A0 (fi) | 1998-03-13 |
| FI980559A true FI980559A (fi) | 1999-09-14 |
Family
ID=8551240
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI980559A FI980559A (fi) | 1998-03-13 | 1998-03-13 | Audiosummauskytkentä |
Country Status (2)
| Country | Link |
|---|---|
| EP (1) | EP0942570A3 (fi) |
| FI (1) | FI980559A (fi) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8463334B2 (en) * | 2002-03-13 | 2013-06-11 | Qualcomm Incorporated | Apparatus and system for providing wideband voice quality in a wireless telephone |
| DE50214231D1 (de) | 2002-04-09 | 2010-04-08 | Palm Inc | Mobiles Kommunikationsendgerät mit Freisprechbetrieb |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3992584A (en) * | 1975-05-09 | 1976-11-16 | Dugan Daniel W | Automatic microphone mixer |
| US5381460A (en) * | 1993-12-30 | 1995-01-10 | Uniden America Corp., | Monitor mode in a portable telephone |
| FI111896B (fi) * | 1995-11-24 | 2003-09-30 | Nokia Corp | Kaksitoimisen tiedonvälityslaitteen käyttöä helpottava toiminto ja kaksitoiminen tiedonvälityslaite |
| JPH09187060A (ja) * | 1995-12-28 | 1997-07-15 | Nec Corp | ワイヤレスイヤホン付き携帯電話機 |
-
1998
- 1998-03-13 FI FI980559A patent/FI980559A/fi unknown
-
1999
- 1999-03-03 EP EP99660040A patent/EP0942570A3/en not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| FI980559A0 (fi) | 1998-03-13 |
| EP0942570A3 (en) | 2003-09-17 |
| EP0942570A2 (en) | 1999-09-15 |
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