IMAGE DISPLAY DEVICE AND LAMP UNIT
First Claim
Patent Images
1. An image display device, comprising:
- a lamp holder for holding a lamp;
a lamp-side circuit part being disposed on the lamp holder;
a holder housing for housing the lamp holder detachably;
a main unit-side circuit part being disposed on a main unit side; and
a connector for connecting electrically the lamp-side circuit part and the main unit-side circuit part, whereinthe lamp-side circuit part has a storage part storing lamp management information for managing the lamp in a writable and readable manner, andthe main unit-side circuit part has;
an information update part for reading the lamp management information from the storage part and updating the lamp management information depending on the status of use of the lamp; and
an update storage part for writing the updated lamp management information back into the storage part.
1 Assignment
0 Petitions
Accused Products
Abstract
A lamp unit is provided with a storage part that holds lamp management information in a writable and readable manner. A communication control part on a projector main unit side reads the lamp management information from the lamp unit and stores the same in a storage part of the main unit. The lamp management information is updated depending on the status of use of the lamp unit. The updated lamp management information is written back into the storage part of the lamp unit.
-
Citations
9 Claims
-
1. An image display device, comprising:
-
a lamp holder for holding a lamp; a lamp-side circuit part being disposed on the lamp holder; a holder housing for housing the lamp holder detachably; a main unit-side circuit part being disposed on a main unit side; and a connector for connecting electrically the lamp-side circuit part and the main unit-side circuit part, wherein the lamp-side circuit part has a storage part storing lamp management information for managing the lamp in a writable and readable manner, and the main unit-side circuit part has; an information update part for reading the lamp management information from the storage part and updating the lamp management information depending on the status of use of the lamp; and an update storage part for writing the updated lamp management information back into the storage part. - View Dependent Claims (2, 3, 4, 5)
-
-
6. A lamp unit, comprising:
-
a lamp holder for holding a lamp; a lamp circuit part being disposed on the lamp holder; and a connector for connecting the lamp circuit part electrically to a circuit part on a main unit side, wherein the lamp circuit part has a storage part storing lamp management information for managing the lamp in a writable and readable manner. - View Dependent Claims (7, 8, 9)
-
Specification
-
- Resources
Litigation Campaign Assessment
Thank you for your request. You will receive a custom alert email when the Litigation Campaign Assessment is available.
×
-
Current AssigneeSanyo Electric Company Limited (Panasonic Holdings Corporation)
-
Original AssigneeSanyo Electric Company Limited (Panasonic Holdings Corporation)
-
InventorsNAKAMURA, Hisashi, HIGASHINO, Takeshi, KOTANI, Kazunori, HASHIZUME, Shigeyuki, KAZUMORI, Hirofumi
-
Application NumberUS12/612,669Publication NumberTime in Patent OfficeDaysField of SearchUS Class Current353/119CPC Class CodesG03B 21/145 Housing details, e.g. posit...G03B 21/20 Lamp housingsG03B 21/2013 Plural light sourcesG03B 21/2066 Reflectors in illumination ...H05B 41/36 ControllingH05B 47/20 Responsive to malfunctions ...
